21718512

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{3209}}^1$

素因数の和:3270

約数の個数: 60

約数和(自身を含む): 62094240

約数和(自身を除く): 40375728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 141, 144, 188, 282, 376, 423, 564, 752, 846, 1128, 1692, 2256, 3209, 3384, 6418, 6768, 9627, 12836, 19254, 25672, 28881, 38508, 51344, 57762, 77016, 115524, 150823, 154032, 231048, 301646, 452469, 462096, 603292, 904938, 1206584, 1357407, 1809876, 2413168, 2714814, 3619752, 5429628, 7239504, 10859256, 21718512]

約数ペア:

[(1, 21718512), (2, 10859256), (3, 7239504), (4, 5429628), (6, 3619752), (8, 2714814), (9, 2413168), (12, 1809876), (16, 1357407), (18, 1206584), (24, 904938), (36, 603292), (47, 462096), (48, 452469), (72, 301646), (94, 231048), (141, 154032), (144, 150823), (188, 115524), (282, 77016), (376, 57762), (423, 51344), (564, 38508), (752, 28881), (846, 25672), (1128, 19254), (1692, 12836), (2256, 9627), (3209, 6768), (3384, 6418)]