21854844

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 60780720

約数和(自身を除く): 38925876

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 229, 241, 396, 458, 482, 687, 723, 916, 964, 1374, 1446, 2061, 2169, 2519, 2651, 2748, 2892, 4122, 4338, 5038, 5302, 7557, 7953, 8244, 8676, 10076, 10604, 15114, 15906, 22671, 23859, 30228, 31812, 45342, 47718, 55189, 90684, 95436, 110378, 165567, 220756, 331134, 496701, 607079, 662268, 993402, 1214158, 1821237, 1986804, 2428316, 3642474, 5463711, 7284948, 10927422, 21854844]

約数ペア:

[(1, 21854844), (2, 10927422), (3, 7284948), (4, 5463711), (6, 3642474), (9, 2428316), (11, 1986804), (12, 1821237), (18, 1214158), (22, 993402), (33, 662268), (36, 607079), (44, 496701), (66, 331134), (99, 220756), (132, 165567), (198, 110378), (229, 95436), (241, 90684), (396, 55189), (458, 47718), (482, 45342), (687, 31812), (723, 30228), (916, 23859), (964, 22671), (1374, 15906), (1446, 15114), (2061, 10604), (2169, 10076), (2519, 8676), (2651, 8244), (2748, 7953), (2892, 7557), (4122, 5302), (4338, 5038)]