21461944

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:932

約数の個数: 64

約数和(自身を含む): 50572800

約数和(自身を除く): 29110856

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 532, 644, 874, 877, 1064, 1288, 1748, 1754, 3059, 3496, 3508, 6118, 6139, 7016, 12236, 12278, 16663, 20171, 24472, 24556, 33326, 40342, 49112, 66652, 80684, 116641, 133304, 141197, 161368, 233282, 282394, 383249, 466564, 564788, 766498, 933128, 1129576, 1532996, 2682743, 3065992, 5365486, 10730972, 21461944]

約数ペア:

[(1, 21461944), (2, 10730972), (4, 5365486), (7, 3065992), (8, 2682743), (14, 1532996), (19, 1129576), (23, 933128), (28, 766498), (38, 564788), (46, 466564), (56, 383249), (76, 282394), (92, 233282), (133, 161368), (152, 141197), (161, 133304), (184, 116641), (266, 80684), (322, 66652), (437, 49112), (532, 40342), (644, 33326), (874, 24556), (877, 24472), (1064, 20171), (1288, 16663), (1748, 12278), (1754, 12236), (3059, 7016), (3496, 6139), (3508, 6118)]