21096429872

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{29837}}^1$

素因数の和:30018

約数の個数: 80

約数和(自身を含む): 47950859520

約数和(自身を除く): 26854429648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 107, 112, 118, 214, 236, 413, 428, 472, 749, 826, 856, 944, 1498, 1652, 1712, 2996, 3304, 5992, 6313, 6608, 11984, 12626, 25252, 29837, 44191, 50504, 59674, 88382, 101008, 119348, 176764, 208859, 238696, 353528, 417718, 477392, 707056, 835436, 1670872, 1760383, 3192559, 3341744, 3520766, 6385118, 7041532, 12322681, 12770236, 14083064, 22347913, 24645362, 25540472, 28166128, 44695826, 49290724, 51080944, 89391652, 98581448, 178783304, 188360981, 197162896, 357566608, 376721962, 753443924, 1318526867, 1506887848, 2637053734, 3013775696, 5274107468, 10548214936, 21096429872]

約数ペア:

[(1, 21096429872), (2, 10548214936), (4, 5274107468), (7, 3013775696), (8, 2637053734), (14, 1506887848), (16, 1318526867), (28, 753443924), (56, 376721962), (59, 357566608), (107, 197162896), (112, 188360981), (118, 178783304), (214, 98581448), (236, 89391652), (413, 51080944), (428, 49290724), (472, 44695826), (749, 28166128), (826, 25540472), (856, 24645362), (944, 22347913), (1498, 14083064), (1652, 12770236), (1712, 12322681), (2996, 7041532), (3304, 6385118), (5992, 3520766), (6313, 3341744), (6608, 3192559), (11984, 1760383), (12626, 1670872), (25252, 835436), (29837, 707056), (44191, 477392), (50504, 417718), (59674, 353528), (88382, 238696), (101008, 208859), (119348, 176764)]