21963776

素因数分解:

$2^{10}\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:350

約数の個数: 44

約数和(自身を含む): 44583660

約数和(自身を除く): 22619884

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 241, 256, 356, 482, 512, 712, 964, 1024, 1424, 1928, 2848, 3856, 5696, 7712, 11392, 15424, 21449, 22784, 30848, 42898, 45568, 61696, 85796, 91136, 123392, 171592, 246784, 343184, 686368, 1372736, 2745472, 5490944, 10981888, 21963776]

約数ペア:

[(1, 21963776), (2, 10981888), (4, 5490944), (8, 2745472), (16, 1372736), (32, 686368), (64, 343184), (89, 246784), (128, 171592), (178, 123392), (241, 91136), (256, 85796), (356, 61696), (482, 45568), (512, 42898), (712, 30848), (964, 22784), (1024, 21449), (1424, 15424), (1928, 11392), (2848, 7712), (3856, 5696)]