21312752520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177606271}}^1$

素因数の和:177606285

約数の個数: 32

約数和(自身を含む): 63938257920

約数和(自身を除く): 42625505400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177606271, 355212542, 532818813, 710425084, 888031355, 1065637626, 1420850168, 1776062710, 2131275252, 2664094065, 3552125420, 4262550504, 5328188130, 7104250840, 10656376260, 21312752520]

約数ペア:

[(1, 21312752520), (2, 10656376260), (3, 7104250840), (4, 5328188130), (5, 4262550504), (6, 3552125420), (8, 2664094065), (10, 2131275252), (12, 1776062710), (15, 1420850168), (20, 1065637626), (24, 888031355), (30, 710425084), (40, 532818813), (60, 355212542), (120, 177606271)]