21434820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:761

約数の個数: 96

約数和(自身を含む): 66963456

約数和(自身を除く): 45528636

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 47, 55, 60, 66, 94, 110, 132, 141, 165, 188, 220, 235, 282, 330, 470, 517, 564, 660, 691, 705, 940, 1034, 1382, 1410, 1551, 2068, 2073, 2585, 2764, 2820, 3102, 3455, 4146, 5170, 6204, 6910, 7601, 7755, 8292, 10340, 10365, 13820, 15202, 15510, 20730, 22803, 30404, 31020, 32477, 38005, 41460, 45606, 64954, 76010, 91212, 97431, 114015, 129908, 152020, 162385, 194862, 228030, 324770, 357247, 389724, 456060, 487155, 649540, 714494, 974310, 1071741, 1428988, 1786235, 1948620, 2143482, 3572470, 4286964, 5358705, 7144940, 10717410, 21434820]

約数ペア:

[(1, 21434820), (2, 10717410), (3, 7144940), (4, 5358705), (5, 4286964), (6, 3572470), (10, 2143482), (11, 1948620), (12, 1786235), (15, 1428988), (20, 1071741), (22, 974310), (30, 714494), (33, 649540), (44, 487155), (47, 456060), (55, 389724), (60, 357247), (66, 324770), (94, 228030), (110, 194862), (132, 162385), (141, 152020), (165, 129908), (188, 114015), (220, 97431), (235, 91212), (282, 76010), (330, 64954), (470, 45606), (517, 41460), (564, 38005), (660, 32477), (691, 31020), (705, 30404), (940, 22803), (1034, 20730), (1382, 15510), (1410, 15202), (1551, 13820), (2068, 10365), (2073, 10340), (2585, 8292), (2764, 7755), (2820, 7601), (3102, 6910), (3455, 6204), (4146, 5170)]