21313962

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{131}}^2$

素因数の和:296

約数の個数: 48

約数和(自身を含む): 49803840

約数和(自身を除く): 28489878

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 131, 138, 207, 262, 393, 414, 621, 786, 1179, 1242, 2358, 3013, 3537, 6026, 7074, 9039, 17161, 18078, 27117, 34322, 51483, 54234, 81351, 102966, 154449, 162702, 308898, 394703, 463347, 789406, 926694, 1184109, 2368218, 3552327, 7104654, 10656981, 21313962]

約数ペア:

[(1, 21313962), (2, 10656981), (3, 7104654), (6, 3552327), (9, 2368218), (18, 1184109), (23, 926694), (27, 789406), (46, 463347), (54, 394703), (69, 308898), (131, 162702), (138, 154449), (207, 102966), (262, 81351), (393, 54234), (414, 51483), (621, 34322), (786, 27117), (1179, 18078), (1242, 17161), (2358, 9039), (3013, 7074), (3537, 6026)]