21564932246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1\times {\mathrm{3389}}^1$

素因数の和:4605

約数の個数: 64

約数和(自身を含む): 40048646400

約数和(自身を除く): 18483714154

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 209, 247, 286, 418, 494, 1171, 2342, 2717, 3389, 5434, 6778, 12881, 15223, 22249, 25762, 30446, 37279, 44057, 44498, 64391, 74558, 88114, 128782, 167453, 244739, 289237, 334906, 484627, 489478, 578474, 708301, 837083, 969254, 1416602, 1674166, 3181607, 3968519, 6363214, 7937038, 9207913, 18415826, 43653709, 51590747, 75401861, 87307418, 103181494, 150803722, 567498217, 829420471, 980224193, 1134996434, 1658840942, 1960448386, 10782466123, 21564932246]

約数ペア:

[(1, 21564932246), (2, 10782466123), (11, 1960448386), (13, 1658840942), (19, 1134996434), (22, 980224193), (26, 829420471), (38, 567498217), (143, 150803722), (209, 103181494), (247, 87307418), (286, 75401861), (418, 51590747), (494, 43653709), (1171, 18415826), (2342, 9207913), (2717, 7937038), (3389, 6363214), (5434, 3968519), (6778, 3181607), (12881, 1674166), (15223, 1416602), (22249, 969254), (25762, 837083), (30446, 708301), (37279, 578474), (44057, 489478), (44498, 484627), (64391, 334906), (74558, 289237), (88114, 244739), (128782, 167453)]