21787184932

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1\times {\mathrm{4423}}^1$

素因数の和:4948

約数の個数: 48

約数和(自身を含む): 39737642112

約数和(自身を除く): 17950457180

約数列:

[1, 2, 4, 37, 74, 83, 148, 166, 332, 401, 802, 1604, 3071, 4423, 6142, 8846, 12284, 14837, 17692, 29674, 33283, 59348, 66566, 133132, 163651, 327302, 367109, 654604, 734218, 1231471, 1468436, 1773623, 2462942, 3547246, 4925884, 7094492, 13583033, 27166066, 54332132, 65624051, 131248102, 147210709, 262496204, 294421418, 588842836, 5446796233, 10893592466, 21787184932]

約数ペア:

[(1, 21787184932), (2, 10893592466), (4, 5446796233), (37, 588842836), (74, 294421418), (83, 262496204), (148, 147210709), (166, 131248102), (332, 65624051), (401, 54332132), (802, 27166066), (1604, 13583033), (3071, 7094492), (4423, 4925884), (6142, 3547246), (8846, 2462942), (12284, 1773623), (14837, 1468436), (17692, 1231471), (29674, 734218), (33283, 654604), (59348, 367109), (66566, 327302), (133132, 163651)]