21618811584

素因数分解:

$2^6\times 3^2\times {\mathrm{71}}^1\times {\mathrm{528629}}^1$

素因数の和:528718

約数の個数: 84

約数和(自身を含む): 62839305360

約数和(自身を除く): 41220493776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 142, 144, 192, 213, 284, 288, 426, 568, 576, 639, 852, 1136, 1278, 1704, 2272, 2556, 3408, 4544, 5112, 6816, 10224, 13632, 20448, 40896, 528629, 1057258, 1585887, 2114516, 3171774, 4229032, 4757661, 6343548, 8458064, 9515322, 12687096, 16916128, 19030644, 25374192, 33832256, 37532659, 38061288, 50748384, 75065318, 76122576, 101496768, 112597977, 150130636, 152245152, 225195954, 300261272, 304490304, 337793931, 450391908, 600522544, 675587862, 900783816, 1201045088, 1351175724, 1801567632, 2402090176, 2702351448, 3603135264, 5404702896, 7206270528, 10809405792, 21618811584]

約数ペア:

[(1, 21618811584), (2, 10809405792), (3, 7206270528), (4, 5404702896), (6, 3603135264), (8, 2702351448), (9, 2402090176), (12, 1801567632), (16, 1351175724), (18, 1201045088), (24, 900783816), (32, 675587862), (36, 600522544), (48, 450391908), (64, 337793931), (71, 304490304), (72, 300261272), (96, 225195954), (142, 152245152), (144, 150130636), (192, 112597977), (213, 101496768), (284, 76122576), (288, 75065318), (426, 50748384), (568, 38061288), (576, 37532659), (639, 33832256), (852, 25374192), (1136, 19030644), (1278, 16916128), (1704, 12687096), (2272, 9515322), (2556, 8458064), (3408, 6343548), (4544, 4757661), (5112, 4229032), (6816, 3171774), (10224, 2114516), (13632, 1585887), (20448, 1057258), (40896, 528629)]