21959100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2711}}^1$

素因数の和:2737

約数の個数: 90

約数和(自身を含む): 71208984

約数和(自身を除く): 49249884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 2711, 4050, 5422, 8100, 8133, 10844, 13555, 16266, 24399, 27110, 32532, 40665, 48798, 54220, 67775, 73197, 81330, 97596, 121995, 135550, 146394, 162660, 203325, 219591, 243990, 271100, 292788, 365985, 406650, 439182, 487980, 609975, 731970, 813300, 878364, 1097955, 1219950, 1463940, 1829925, 2195910, 2439900, 3659850, 4391820, 5489775, 7319700, 10979550, 21959100]

約数ペア:

[(1, 21959100), (2, 10979550), (3, 7319700), (4, 5489775), (5, 4391820), (6, 3659850), (9, 2439900), (10, 2195910), (12, 1829925), (15, 1463940), (18, 1219950), (20, 1097955), (25, 878364), (27, 813300), (30, 731970), (36, 609975), (45, 487980), (50, 439182), (54, 406650), (60, 365985), (75, 292788), (81, 271100), (90, 243990), (100, 219591), (108, 203325), (135, 162660), (150, 146394), (162, 135550), (180, 121995), (225, 97596), (270, 81330), (300, 73197), (324, 67775), (405, 54220), (450, 48798), (540, 40665), (675, 32532), (810, 27110), (900, 24399), (1350, 16266), (1620, 13555), (2025, 10844), (2700, 8133), (2711, 8100), (4050, 5422)]