21441072

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 57674880

約数和(自身を除く): 36233808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 67, 113, 118, 134, 177, 201, 226, 236, 268, 339, 354, 402, 452, 472, 536, 678, 708, 804, 904, 944, 1072, 1356, 1416, 1608, 1808, 2712, 2832, 3216, 3953, 5424, 6667, 7571, 7906, 11859, 13334, 15142, 15812, 20001, 22713, 23718, 26668, 30284, 31624, 40002, 45426, 47436, 53336, 60568, 63248, 80004, 90852, 94872, 106672, 121136, 160008, 181704, 189744, 320016, 363408, 446689, 893378, 1340067, 1786756, 2680134, 3573512, 5360268, 7147024, 10720536, 21441072]

約数ペア:

[(1, 21441072), (2, 10720536), (3, 7147024), (4, 5360268), (6, 3573512), (8, 2680134), (12, 1786756), (16, 1340067), (24, 893378), (48, 446689), (59, 363408), (67, 320016), (113, 189744), (118, 181704), (134, 160008), (177, 121136), (201, 106672), (226, 94872), (236, 90852), (268, 80004), (339, 63248), (354, 60568), (402, 53336), (452, 47436), (472, 45426), (536, 40002), (678, 31624), (708, 30284), (804, 26668), (904, 23718), (944, 22713), (1072, 20001), (1356, 15812), (1416, 15142), (1608, 13334), (1808, 11859), (2712, 7906), (2832, 7571), (3216, 6667), (3953, 5424)]