21746252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 21799348

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 107, 124, 149, 214, 298, 341, 428, 596, 682, 1177, 1364, 1639, 2354, 3278, 3317, 4619, 4708, 6556, 6634, 9238, 13268, 15943, 18476, 31886, 36487, 50809, 63772, 72974, 101618, 145948, 175373, 203236, 350746, 494233, 701492, 988466, 1976932, 5436563, 10873126, 21746252]

約数ペア:

[(1, 21746252), (2, 10873126), (4, 5436563), (11, 1976932), (22, 988466), (31, 701492), (44, 494233), (62, 350746), (107, 203236), (124, 175373), (149, 145948), (214, 101618), (298, 72974), (341, 63772), (428, 50809), (596, 36487), (682, 31886), (1177, 18476), (1364, 15943), (1639, 13268), (2354, 9238), (3278, 6634), (3317, 6556), (4619, 4708)]