21458160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29803}}^1$

素因数の和:29822

約数の個数: 60

約数和(自身を含む): 72066072

約数和(自身を除く): 50607912

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, 29803, 59606, 89409, 119212, 149015, 178818, 238424, 268227, 298030, 357636, 447045, 476848, 536454, 596060, 715272, 894090, 1072908, 1192120, 1341135, 1430544, 1788180, 2145816, 2384240, 2682270, 3576360, 4291632, 5364540, 7152720, 10729080, 21458160]

約数ペア:

[(1, 21458160), (2, 10729080), (3, 7152720), (4, 5364540), (5, 4291632), (6, 3576360), (8, 2682270), (9, 2384240), (10, 2145816), (12, 1788180), (15, 1430544), (16, 1341135), (18, 1192120), (20, 1072908), (24, 894090), (30, 715272), (36, 596060), (40, 536454), (45, 476848), (48, 447045), (60, 357636), (72, 298030), (80, 268227), (90, 238424), (120, 178818), (144, 149015), (180, 119212), (240, 89409), (360, 59606), (720, 29803)]