21102624

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1622

約数の個数: 72

約数和(自身を含む): 61326720

約数和(自身を除く): 40224096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1504, 1559, 1692, 2256, 3118, 3384, 4512, 4677, 6236, 6768, 9354, 12472, 13536, 14031, 18708, 24944, 28062, 37416, 49888, 56124, 73273, 74832, 112248, 146546, 149664, 219819, 224496, 293092, 439638, 448992, 586184, 659457, 879276, 1172368, 1318914, 1758552, 2344736, 2637828, 3517104, 5275656, 7034208, 10551312, 21102624]

約数ペア:

[(1, 21102624), (2, 10551312), (3, 7034208), (4, 5275656), (6, 3517104), (8, 2637828), (9, 2344736), (12, 1758552), (16, 1318914), (18, 1172368), (24, 879276), (32, 659457), (36, 586184), (47, 448992), (48, 439638), (72, 293092), (94, 224496), (96, 219819), (141, 149664), (144, 146546), (188, 112248), (282, 74832), (288, 73273), (376, 56124), (423, 49888), (564, 37416), (752, 28062), (846, 24944), (1128, 18708), (1504, 14031), (1559, 13536), (1692, 12472), (2256, 9354), (3118, 6768), (3384, 6236), (4512, 4677)]