21626844

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 30658116

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 113, 123, 164, 226, 246, 339, 389, 452, 492, 678, 778, 1167, 1356, 1556, 2334, 4633, 4668, 9266, 13899, 15949, 18532, 27798, 31898, 43957, 47847, 55596, 63796, 87914, 95694, 131871, 175828, 191388, 263742, 527484, 1802237, 3604474, 5406711, 7208948, 10813422, 21626844]

約数ペア:

[(1, 21626844), (2, 10813422), (3, 7208948), (4, 5406711), (6, 3604474), (12, 1802237), (41, 527484), (82, 263742), (113, 191388), (123, 175828), (164, 131871), (226, 95694), (246, 87914), (339, 63796), (389, 55596), (452, 47847), (492, 43957), (678, 31898), (778, 27798), (1167, 18532), (1356, 15949), (1556, 13899), (2334, 9266), (4633, 4668)]