21348778854

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3449}}^1\times {\mathrm{79357}}^1$

素因数の和:82824

約数の個数: 32

約数和(自身を含む): 45995896800

約数和(自身を除く): 24647117946

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3449, 6898, 10347, 20694, 44837, 79357, 89674, 134511, 158714, 238071, 269022, 476142, 1031641, 2063282, 3094923, 6189846, 273702293, 547404586, 821106879, 1642213758, 3558129809, 7116259618, 10674389427, 21348778854]

約数ペア:

[(1, 21348778854), (2, 10674389427), (3, 7116259618), (6, 3558129809), (13, 1642213758), (26, 821106879), (39, 547404586), (78, 273702293), (3449, 6189846), (6898, 3094923), (10347, 2063282), (20694, 1031641), (44837, 476142), (79357, 269022), (89674, 238071), (134511, 158714)]