21150300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70501}}^1$

素因数の和:70518

約数の個数: 36

約数和(自身を含む): 61195736

約数和(自身を除く): 40045436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70501, 141002, 211503, 282004, 352505, 423006, 705010, 846012, 1057515, 1410020, 1762525, 2115030, 3525050, 4230060, 5287575, 7050100, 10575150, 21150300]

約数ペア:

[(1, 21150300), (2, 10575150), (3, 7050100), (4, 5287575), (5, 4230060), (6, 3525050), (10, 2115030), (12, 1762525), (15, 1410020), (20, 1057515), (25, 846012), (30, 705010), (50, 423006), (60, 352505), (75, 282004), (100, 211503), (150, 141002), (300, 70501)]