21890388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6101}}^1$

素因数の和:6144

約数の個数: 48

約数和(自身を含む): 57407616

約数和(自身を除く): 35517228

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 6101, 12202, 18303, 24404, 36606, 73212, 79313, 140323, 158626, 237939, 280646, 317252, 420969, 475878, 561292, 841938, 951756, 1683876, 1824199, 3648398, 5472597, 7296796, 10945194, 21890388]

約数ペア:

[(1, 21890388), (2, 10945194), (3, 7296796), (4, 5472597), (6, 3648398), (12, 1824199), (13, 1683876), (23, 951756), (26, 841938), (39, 561292), (46, 475878), (52, 420969), (69, 317252), (78, 280646), (92, 237939), (138, 158626), (156, 140323), (276, 79313), (299, 73212), (598, 36606), (897, 24404), (1196, 18303), (1794, 12202), (3588, 6101)]