21554772

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2693}}^1$

素因数の和:2752

約数の個数: 48

約数和(自身を含む): 54311040

約数和(自身を除く): 32756268

約数列:

[1, 2, 3, 4, 6, 12, 23, 29, 46, 58, 69, 87, 92, 116, 138, 174, 276, 348, 667, 1334, 2001, 2668, 2693, 4002, 5386, 8004, 8079, 10772, 16158, 32316, 61939, 78097, 123878, 156194, 185817, 234291, 247756, 312388, 371634, 468582, 743268, 937164, 1796231, 3592462, 5388693, 7184924, 10777386, 21554772]

約数ペア:

[(1, 21554772), (2, 10777386), (3, 7184924), (4, 5388693), (6, 3592462), (12, 1796231), (23, 937164), (29, 743268), (46, 468582), (58, 371634), (69, 312388), (87, 247756), (92, 234291), (116, 185817), (138, 156194), (174, 123878), (276, 78097), (348, 61939), (667, 32316), (1334, 16158), (2001, 10772), (2668, 8079), (2693, 8004), (4002, 5386)]