21339690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1543}}^1$

素因数の和:2014

約数の個数: 32

約数和(自身を含む): 51359616

約数和(自身を除く): 30019926

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 1543, 2305, 2766, 3086, 4610, 4629, 6915, 7715, 9258, 13830, 15430, 23145, 46290, 711323, 1422646, 2133969, 3556615, 4267938, 7113230, 10669845, 21339690]

約数ペア:

[(1, 21339690), (2, 10669845), (3, 7113230), (5, 4267938), (6, 3556615), (10, 2133969), (15, 1422646), (30, 711323), (461, 46290), (922, 23145), (1383, 15430), (1543, 13830), (2305, 9258), (2766, 7715), (3086, 6915), (4610, 4629)]