21554433212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{136217}}^1$

素因数の和:136430

約数の個数: 48

約数和(自身を含む): 43251939360

約数和(自身を除く): 21697506148

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 179, 221, 358, 442, 716, 884, 2327, 3043, 4654, 6086, 9308, 12172, 39559, 79118, 136217, 158236, 272434, 544868, 1770821, 2315689, 3541642, 4631378, 7083284, 9262756, 24382843, 30103957, 48765686, 60207914, 97531372, 120415828, 316976959, 414508331, 633953918, 829016662, 1267907836, 1658033324, 5388608303, 10777216606, 21554433212]

約数ペア:

[(1, 21554433212), (2, 10777216606), (4, 5388608303), (13, 1658033324), (17, 1267907836), (26, 829016662), (34, 633953918), (52, 414508331), (68, 316976959), (179, 120415828), (221, 97531372), (358, 60207914), (442, 48765686), (716, 30103957), (884, 24382843), (2327, 9262756), (3043, 7083284), (4654, 4631378), (6086, 3541642), (9308, 2315689), (12172, 1770821), (39559, 544868), (79118, 272434), (136217, 158236)]