21537984

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8629}}^1$

素因数の和:8657

約数の個数: 56

約数和(自身を含む): 61376560

約数和(自身を除く): 39838576

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8629, 17258, 25887, 34516, 51774, 69032, 103548, 112177, 138064, 207096, 224354, 276128, 336531, 414192, 448708, 552256, 673062, 828384, 897416, 1346124, 1656768, 1794832, 2692248, 3589664, 5384496, 7179328, 10768992, 21537984]

約数ペア:

[(1, 21537984), (2, 10768992), (3, 7179328), (4, 5384496), (6, 3589664), (8, 2692248), (12, 1794832), (13, 1656768), (16, 1346124), (24, 897416), (26, 828384), (32, 673062), (39, 552256), (48, 448708), (52, 414192), (64, 336531), (78, 276128), (96, 224354), (104, 207096), (156, 138064), (192, 112177), (208, 103548), (312, 69032), (416, 51774), (624, 34516), (832, 25887), (1248, 17258), (2496, 8629)]