21448826

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 38610432

約数和(自身を除く): 17161606

約数列:

[1, 2, 7, 14, 37, 47, 74, 94, 259, 329, 518, 658, 881, 1739, 1762, 3478, 6167, 12173, 12334, 24346, 32597, 41407, 65194, 82814, 228179, 289849, 456358, 579698, 1532059, 3064118, 10724413, 21448826]

約数ペア:

[(1, 21448826), (2, 10724413), (7, 3064118), (14, 1532059), (37, 579698), (47, 456358), (74, 289849), (94, 228179), (259, 82814), (329, 65194), (518, 41407), (658, 32597), (881, 24346), (1739, 12334), (1762, 12173), (3478, 6167)]