21011432260

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{235607}}^1$

素因数の和:235650

約数の個数: 96

約数和(自身を含む): 55415001600

約数和(自身を除く): 34403569340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1715, 1820, 2548, 3185, 3430, 4459, 6370, 6860, 8918, 12740, 17836, 22295, 44590, 89180, 235607, 471214, 942428, 1178035, 1649249, 2356070, 3062891, 3298498, 4712140, 6125782, 6596996, 8246245, 11544743, 12251564, 15314455, 16492490, 21440237, 23089486, 30628910, 32984980, 42880474, 46178972, 57723715, 61257820, 80813201, 85760948, 107201185, 115447430, 150081659, 161626402, 214402370, 230894860, 300163318, 323252804, 404066005, 428804740, 600326636, 750408295, 808132010, 1050571613, 1500816590, 1616264020, 2101143226, 3001633180, 4202286452, 5252858065, 10505716130, 21011432260]

約数ペア:

[(1, 21011432260), (2, 10505716130), (4, 5252858065), (5, 4202286452), (7, 3001633180), (10, 2101143226), (13, 1616264020), (14, 1500816590), (20, 1050571613), (26, 808132010), (28, 750408295), (35, 600326636), (49, 428804740), (52, 404066005), (65, 323252804), (70, 300163318), (91, 230894860), (98, 214402370), (130, 161626402), (140, 150081659), (182, 115447430), (196, 107201185), (245, 85760948), (260, 80813201), (343, 61257820), (364, 57723715), (455, 46178972), (490, 42880474), (637, 32984980), (686, 30628910), (910, 23089486), (980, 21440237), (1274, 16492490), (1372, 15314455), (1715, 12251564), (1820, 11544743), (2548, 8246245), (3185, 6596996), (3430, 6125782), (4459, 4712140), (6370, 3298498), (6860, 3062891), (8918, 2356070), (12740, 1649249), (17836, 1178035), (22295, 942428), (44590, 471214), (89180, 235607)]