21451016520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59586157}}^1$

素因数の和:59586174

約数の個数: 48

約数和(自身を含む): 69715804860

約数和(自身を除く): 48264788340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59586157, 119172314, 178758471, 238344628, 297930785, 357516942, 476689256, 536275413, 595861570, 715033884, 893792355, 1072550826, 1191723140, 1430067768, 1787584710, 2145101652, 2383446280, 2681377065, 3575169420, 4290203304, 5362754130, 7150338840, 10725508260, 21451016520]

約数ペア:

[(1, 21451016520), (2, 10725508260), (3, 7150338840), (4, 5362754130), (5, 4290203304), (6, 3575169420), (8, 2681377065), (9, 2383446280), (10, 2145101652), (12, 1787584710), (15, 1430067768), (18, 1191723140), (20, 1072550826), (24, 893792355), (30, 715033884), (36, 595861570), (40, 536275413), (45, 476689256), (60, 357516942), (72, 297930785), (90, 238344628), (120, 178758471), (180, 119172314), (360, 59586157)]