21644336

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 48285600

約数和(自身を除く): 26641264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1192, 1297, 2086, 2384, 2594, 4172, 5188, 8344, 9079, 10376, 16688, 18158, 20752, 36316, 72632, 145264, 193253, 386506, 773012, 1352771, 1546024, 2705542, 3092048, 5411084, 10822168, 21644336]

約数ペア:

[(1, 21644336), (2, 10822168), (4, 5411084), (7, 3092048), (8, 2705542), (14, 1546024), (16, 1352771), (28, 773012), (56, 386506), (112, 193253), (149, 145264), (298, 72632), (596, 36316), (1043, 20752), (1192, 18158), (1297, 16688), (2086, 10376), (2384, 9079), (2594, 8344), (4172, 5188)]