21196266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38821}}^1$

素因数の和:38846

約数の個数: 32

約数和(自身を含む): 52176768

約数和(自身を除く): 30980502

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 38821, 77642, 116463, 232926, 271747, 504673, 543494, 815241, 1009346, 1514019, 1630482, 3028038, 3532711, 7065422, 10598133, 21196266]

約数ペア:

[(1, 21196266), (2, 10598133), (3, 7065422), (6, 3532711), (7, 3028038), (13, 1630482), (14, 1514019), (21, 1009346), (26, 815241), (39, 543494), (42, 504673), (78, 271747), (91, 232926), (182, 116463), (273, 77642), (546, 38821)]