21625776

素因数分解:

$2^4\times 3^2\times {\mathrm{79}}^1\times {\mathrm{1901}}^1$

素因数の和:1994

約数の個数: 60

約数和(自身を含む): 61320480

約数和(自身を除く): 39694704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 79, 144, 158, 237, 316, 474, 632, 711, 948, 1264, 1422, 1896, 1901, 2844, 3792, 3802, 5688, 5703, 7604, 11376, 11406, 15208, 17109, 22812, 30416, 34218, 45624, 68436, 91248, 136872, 150179, 273744, 300358, 450537, 600716, 901074, 1201432, 1351611, 1802148, 2402864, 2703222, 3604296, 5406444, 7208592, 10812888, 21625776]

約数ペア:

[(1, 21625776), (2, 10812888), (3, 7208592), (4, 5406444), (6, 3604296), (8, 2703222), (9, 2402864), (12, 1802148), (16, 1351611), (18, 1201432), (24, 901074), (36, 600716), (48, 450537), (72, 300358), (79, 273744), (144, 150179), (158, 136872), (237, 91248), (316, 68436), (474, 45624), (632, 34218), (711, 30416), (948, 22812), (1264, 17109), (1422, 15208), (1896, 11406), (1901, 11376), (2844, 7604), (3792, 5703), (3802, 5688)]