21865384256

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{11020859}}^1$

素因数の和:11020902

約数の個数: 28

約数和(自身を含む): 44788775040

約数和(自身を除く): 22923390784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 11020859, 22041718, 44083436, 88166872, 176333744, 341646629, 352667488, 683293258, 705334976, 1366586516, 2733173032, 5466346064, 10932692128, 21865384256]

約数ペア:

[(1, 21865384256), (2, 10932692128), (4, 5466346064), (8, 2733173032), (16, 1366586516), (31, 705334976), (32, 683293258), (62, 352667488), (64, 341646629), (124, 176333744), (248, 88166872), (496, 44083436), (992, 22041718), (1984, 11020859)]