21849468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 54579840

約数和(自身を除く): 32730372

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 366, 732, 1159, 1571, 2318, 3142, 3477, 4636, 4713, 6284, 6954, 9426, 13908, 18852, 29849, 59698, 89547, 95831, 119396, 179094, 191662, 287493, 358188, 383324, 574986, 1149972, 1820789, 3641578, 5462367, 7283156, 10924734, 21849468]

約数ペア:

[(1, 21849468), (2, 10924734), (3, 7283156), (4, 5462367), (6, 3641578), (12, 1820789), (19, 1149972), (38, 574986), (57, 383324), (61, 358188), (76, 287493), (114, 191662), (122, 179094), (183, 119396), (228, 95831), (244, 89547), (366, 59698), (732, 29849), (1159, 18852), (1571, 13908), (2318, 9426), (3142, 6954), (3477, 6284), (4636, 4713)]