21167459820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{393301}}^1$

素因数の和:393352

約数の個数: 144

約数和(自身を含む): 72153611712

約数和(自身を除く): 50986151892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3588, 4140, 4485, 5382, 5980, 8970, 10764, 13455, 17940, 26910, 53820, 393301, 786602, 1179903, 1573204, 1966505, 2359806, 3539709, 3933010, 4719612, 5112913, 5899515, 7079418, 7866020, 9045923, 10225826, 11799030, 14158836, 15338739, 17698545, 18091846, 20451652, 23598060, 25564565, 27137769, 30677478, 35397090, 36183692, 45229615, 46016217, 51129130, 54275538, 61354956, 70794180, 76693695, 81413307, 90459230, 92032434, 102258260, 108551076, 117596999, 135688845, 153387390, 162826614, 180918460, 184064868, 230081085, 235193998, 271377690, 306774780, 325653228, 352790997, 407066535, 460162170, 470387996, 542755380, 587984995, 705581994, 814133070, 920324340, 1058372991, 1175969990, 1411163988, 1628266140, 1763954985, 2116745982, 2351939980, 3527909970, 4233491964, 5291864955, 7055819940, 10583729910, 21167459820]

約数ペア:

[(1, 21167459820), (2, 10583729910), (3, 7055819940), (4, 5291864955), (5, 4233491964), (6, 3527909970), (9, 2351939980), (10, 2116745982), (12, 1763954985), (13, 1628266140), (15, 1411163988), (18, 1175969990), (20, 1058372991), (23, 920324340), (26, 814133070), (30, 705581994), (36, 587984995), (39, 542755380), (45, 470387996), (46, 460162170), (52, 407066535), (60, 352790997), (65, 325653228), (69, 306774780), (78, 271377690), (90, 235193998), (92, 230081085), (115, 184064868), (117, 180918460), (130, 162826614), (138, 153387390), (156, 135688845), (180, 117596999), (195, 108551076), (207, 102258260), (230, 92032434), (234, 90459230), (260, 81413307), (276, 76693695), (299, 70794180), (345, 61354956), (390, 54275538), (414, 51129130), (460, 46016217), (468, 45229615), (585, 36183692), (598, 35397090), (690, 30677478), (780, 27137769), (828, 25564565), (897, 23598060), (1035, 20451652), (1170, 18091846), (1196, 17698545), (1380, 15338739), (1495, 14158836), (1794, 11799030), (2070, 10225826), (2340, 9045923), (2691, 7866020), (2990, 7079418), (3588, 5899515), (4140, 5112913), (4485, 4719612), (5382, 3933010), (5980, 3539709), (8970, 2359806), (10764, 1966505), (13455, 1573204), (17940, 1179903), (26910, 786602), (53820, 393301)]