21867622

素因数分解:

$2^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 16839578

約数列:

[1, 2, 7, 14, 49, 98, 127, 251, 254, 343, 502, 686, 889, 1757, 1778, 3514, 6223, 12299, 12446, 24598, 31877, 43561, 63754, 86093, 87122, 172186, 223139, 446278, 1561973, 3123946, 10933811, 21867622]

約数ペア:

[(1, 21867622), (2, 10933811), (7, 3123946), (14, 1561973), (49, 446278), (98, 223139), (127, 172186), (251, 87122), (254, 86093), (343, 63754), (502, 43561), (686, 31877), (889, 24598), (1757, 12446), (1778, 12299), (3514, 6223)]