21316584

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^3\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 64

約数和(自身を含む): 56476800

約数和(自身を除く): 35160216

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 73, 92, 138, 146, 184, 219, 276, 292, 438, 529, 552, 584, 876, 1058, 1587, 1679, 1752, 2116, 3174, 3358, 4232, 5037, 6348, 6716, 10074, 12167, 12696, 13432, 20148, 24334, 36501, 38617, 40296, 48668, 73002, 77234, 97336, 115851, 146004, 154468, 231702, 292008, 308936, 463404, 888191, 926808, 1776382, 2664573, 3552764, 5329146, 7105528, 10658292, 21316584]

約数ペア:

[(1, 21316584), (2, 10658292), (3, 7105528), (4, 5329146), (6, 3552764), (8, 2664573), (12, 1776382), (23, 926808), (24, 888191), (46, 463404), (69, 308936), (73, 292008), (92, 231702), (138, 154468), (146, 146004), (184, 115851), (219, 97336), (276, 77234), (292, 73002), (438, 48668), (529, 40296), (552, 38617), (584, 36501), (876, 24334), (1058, 20148), (1587, 13432), (1679, 12696), (1752, 12167), (2116, 10074), (3174, 6716), (3358, 6348), (4232, 5037)]