21836256

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17497}}^1$

素因数の和:17523

約数の個数: 48

約数和(自身を含む): 61732944

約数和(自身を除く): 39896688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 17497, 34994, 52491, 69988, 104982, 139976, 209964, 227461, 279952, 419928, 454922, 559904, 682383, 839856, 909844, 1364766, 1679712, 1819688, 2729532, 3639376, 5459064, 7278752, 10918128, 21836256]

約数ペア:

[(1, 21836256), (2, 10918128), (3, 7278752), (4, 5459064), (6, 3639376), (8, 2729532), (12, 1819688), (13, 1679712), (16, 1364766), (24, 909844), (26, 839856), (32, 682383), (39, 559904), (48, 454922), (52, 419928), (78, 279952), (96, 227461), (104, 209964), (156, 139976), (208, 104982), (312, 69988), (416, 52491), (624, 34994), (1248, 17497)]