21232094312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{976817}}^1$

素因数の和:976866

約数の個数: 64

約数和(自身を含む): 49231627200

約数和(自身を除く): 27999532888

約数列:

[1, 2, 4, 8, 11, 13, 19, 22, 26, 38, 44, 52, 76, 88, 104, 143, 152, 209, 247, 286, 418, 494, 572, 836, 988, 1144, 1672, 1976, 2717, 5434, 10868, 21736, 976817, 1953634, 3907268, 7814536, 10744987, 12698621, 18559523, 21489974, 25397242, 37119046, 42979948, 50794484, 74238092, 85959896, 101588968, 139684831, 148476184, 204154753, 241273799, 279369662, 408309506, 482547598, 558739324, 816619012, 965095196, 1117478648, 1633238024, 1930190392, 2654011789, 5308023578, 10616047156, 21232094312]

約数ペア:

[(1, 21232094312), (2, 10616047156), (4, 5308023578), (8, 2654011789), (11, 1930190392), (13, 1633238024), (19, 1117478648), (22, 965095196), (26, 816619012), (38, 558739324), (44, 482547598), (52, 408309506), (76, 279369662), (88, 241273799), (104, 204154753), (143, 148476184), (152, 139684831), (209, 101588968), (247, 85959896), (286, 74238092), (418, 50794484), (494, 42979948), (572, 37119046), (836, 25397242), (988, 21489974), (1144, 18559523), (1672, 12698621), (1976, 10744987), (2717, 7814536), (5434, 3907268), (10868, 1953634), (21736, 976817)]