21014721045

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{23957}}^1$

素因数の和:24262

約数の個数: 48

約数和(自身を含む): 36978310512

約数和(自身を除く): 15963589467

約数列:

[1, 3, 5, 9, 15, 45, 101, 193, 303, 505, 579, 909, 965, 1515, 1737, 2895, 4545, 8685, 19493, 23957, 58479, 71871, 97465, 119785, 175437, 215613, 292395, 359355, 877185, 1078065, 2419657, 4623701, 7258971, 12098285, 13871103, 21776913, 23118505, 36294855, 41613309, 69355515, 108884565, 208066545, 466993801, 1400981403, 2334969005, 4202944209, 7004907015, 21014721045]

約数ペア:

[(1, 21014721045), (3, 7004907015), (5, 4202944209), (9, 2334969005), (15, 1400981403), (45, 466993801), (101, 208066545), (193, 108884565), (303, 69355515), (505, 41613309), (579, 36294855), (909, 23118505), (965, 21776913), (1515, 13871103), (1737, 12098285), (2895, 7258971), (4545, 4623701), (8685, 2419657), (19493, 1078065), (23957, 877185), (58479, 359355), (71871, 292395), (97465, 215613), (119785, 175437)]