21425844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8543}}^1$

素因数の和:8580

約数の個数: 48

約数和(自身を含む): 57415680

約数和(自身を除く): 35989836

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8543, 17086, 25629, 34172, 51258, 93973, 102516, 162317, 187946, 281919, 324634, 375892, 486951, 563838, 649268, 973902, 1127676, 1785487, 1947804, 3570974, 5356461, 7141948, 10712922, 21425844]

約数ペア:

[(1, 21425844), (2, 10712922), (3, 7141948), (4, 5356461), (6, 3570974), (11, 1947804), (12, 1785487), (19, 1127676), (22, 973902), (33, 649268), (38, 563838), (44, 486951), (57, 375892), (66, 324634), (76, 281919), (114, 187946), (132, 162317), (209, 102516), (228, 93973), (418, 51258), (627, 34172), (836, 25629), (1254, 17086), (2508, 8543)]