21706475460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5930731}}^1$

素因数の和:5930804

約数の個数: 48

約数和(自身を含む): 61774504512

約数和(自身を除く): 40068029052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5930731, 11861462, 17792193, 23722924, 29653655, 35584386, 59307310, 71168772, 88960965, 118614620, 177921930, 355843860, 361774591, 723549182, 1085323773, 1447098364, 1808872955, 2170647546, 3617745910, 4341295092, 5426618865, 7235491820, 10853237730, 21706475460]

約数ペア:

[(1, 21706475460), (2, 10853237730), (3, 7235491820), (4, 5426618865), (5, 4341295092), (6, 3617745910), (10, 2170647546), (12, 1808872955), (15, 1447098364), (20, 1085323773), (30, 723549182), (60, 361774591), (61, 355843860), (122, 177921930), (183, 118614620), (244, 88960965), (305, 71168772), (366, 59307310), (610, 35584386), (732, 29653655), (915, 23722924), (1220, 17792193), (1830, 11861462), (3660, 5930731)]