21101970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37021}}^1$

素因数の和:37050

約数の個数: 32

約数和(自身を含む): 53311680

約数和(自身を除く): 32209710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 37021, 74042, 111063, 185105, 222126, 370210, 555315, 703399, 1110630, 1406798, 2110197, 3516995, 4220394, 7033990, 10550985, 21101970]

約数ペア:

[(1, 21101970), (2, 10550985), (3, 7033990), (5, 4220394), (6, 3516995), (10, 2110197), (15, 1406798), (19, 1110630), (30, 703399), (38, 555315), (57, 370210), (95, 222126), (114, 185105), (190, 111063), (285, 74042), (570, 37021)]