21503736

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{3079}}^1$

素因数の和:3188

約数の個数: 48

約数和(自身を含む): 58858800

約数和(自身を除く): 37355064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 3079, 3492, 6158, 6984, 9237, 12316, 18474, 24632, 27711, 36948, 55422, 73896, 110844, 221688, 298663, 597326, 895989, 1194652, 1791978, 2389304, 2687967, 3583956, 5375934, 7167912, 10751868, 21503736]

約数ペア:

[(1, 21503736), (2, 10751868), (3, 7167912), (4, 5375934), (6, 3583956), (8, 2687967), (9, 2389304), (12, 1791978), (18, 1194652), (24, 895989), (36, 597326), (72, 298663), (97, 221688), (194, 110844), (291, 73896), (388, 55422), (582, 36948), (776, 27711), (873, 24632), (1164, 18474), (1746, 12316), (2328, 9237), (3079, 6984), (3492, 6158)]