21349944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3851}}^1$

素因数の和:3881

約数の個数: 96

約数和(自身を含む): 72109440

約数和(自身を除く): 50759496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 126, 132, 154, 168, 198, 231, 252, 264, 308, 396, 462, 504, 616, 693, 792, 924, 1386, 1848, 2772, 3851, 5544, 7702, 11553, 15404, 23106, 26957, 30808, 34659, 42361, 46212, 53914, 69318, 80871, 84722, 92424, 107828, 127083, 138636, 161742, 169444, 215656, 242613, 254166, 277272, 296527, 323484, 338888, 381249, 485226, 508332, 593054, 646968, 762498, 889581, 970452, 1016664, 1186108, 1524996, 1779162, 1940904, 2372216, 2668743, 3049992, 3558324, 5337486, 7116648, 10674972, 21349944]

約数ペア:

[(1, 21349944), (2, 10674972), (3, 7116648), (4, 5337486), (6, 3558324), (7, 3049992), (8, 2668743), (9, 2372216), (11, 1940904), (12, 1779162), (14, 1524996), (18, 1186108), (21, 1016664), (22, 970452), (24, 889581), (28, 762498), (33, 646968), (36, 593054), (42, 508332), (44, 485226), (56, 381249), (63, 338888), (66, 323484), (72, 296527), (77, 277272), (84, 254166), (88, 242613), (99, 215656), (126, 169444), (132, 161742), (154, 138636), (168, 127083), (198, 107828), (231, 92424), (252, 84722), (264, 80871), (308, 69318), (396, 53914), (462, 46212), (504, 42361), (616, 34659), (693, 30808), (792, 26957), (924, 23106), (1386, 15404), (1848, 11553), (2772, 7702), (3851, 5544)]