21098160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29303}}^1$

素因数の和:29322

約数の個数: 60

約数和(自身を含む): 70857072

約数和(自身を除く): 49758912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 29303, 58606, 87909, 117212, 146515, 175818, 234424, 263727, 293030, 351636, 439545, 468848, 527454, 586060, 703272, 879090, 1054908, 1172120, 1318635, 1406544, 1758180, 2109816, 2344240, 2637270, 3516360, 4219632, 5274540, 7032720, 10549080, 21098160]

約数ペア:

[(1, 21098160), (2, 10549080), (3, 7032720), (4, 5274540), (5, 4219632), (6, 3516360), (8, 2637270), (9, 2344240), (10, 2109816), (12, 1758180), (15, 1406544), (16, 1318635), (18, 1172120), (20, 1054908), (24, 879090), (30, 703272), (36, 586060), (40, 527454), (45, 468848), (48, 439545), (60, 351636), (72, 293030), (80, 263727), (90, 234424), (120, 175818), (144, 146515), (180, 117212), (240, 87909), (360, 58606), (720, 29303)]