21646361997

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{49297}}^1$

素因数の和:49464

約数の個数: 48

約数和(自身を含む): 35171165120

約数和(自身を除く): 13524803123

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 243, 351, 417, 1053, 1251, 1807, 3159, 3753, 5421, 11259, 16263, 33777, 48789, 49297, 146367, 147891, 439101, 443673, 640861, 1331019, 1922583, 3993057, 5767749, 6852283, 11979171, 17303247, 20556849, 51909741, 61670547, 89079679, 155729223, 185011641, 267239037, 555034923, 801717111, 1665104769, 2405151333, 7215453999, 21646361997]

約数ペア:

[(1, 21646361997), (3, 7215453999), (9, 2405151333), (13, 1665104769), (27, 801717111), (39, 555034923), (81, 267239037), (117, 185011641), (139, 155729223), (243, 89079679), (351, 61670547), (417, 51909741), (1053, 20556849), (1251, 17303247), (1807, 11979171), (3159, 6852283), (3753, 5767749), (5421, 3993057), (11259, 1922583), (16263, 1331019), (33777, 640861), (48789, 443673), (49297, 439101), (146367, 147891)]