21054306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38561}}^1$

素因数の和:38586

約数の個数: 32

約数和(自身を含む): 51827328

約数和(自身を除く): 30773022

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38561, 77122, 115683, 231366, 269927, 501293, 539854, 809781, 1002586, 1503879, 1619562, 3007758, 3509051, 7018102, 10527153, 21054306]

約数ペア:

[(1, 21054306), (2, 10527153), (3, 7018102), (6, 3509051), (7, 3007758), (13, 1619562), (14, 1503879), (21, 1002586), (26, 809781), (39, 539854), (42, 501293), (78, 269927), (91, 231366), (182, 115683), (273, 77122), (546, 38561)]