21651084

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2236

約数の個数: 96

約数和(自身を含む): 69117440

約数和(自身を除く): 47466356

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2203, 2457, 3276, 4406, 4914, 6609, 8812, 9828, 13218, 15421, 19827, 26436, 28639, 30842, 39654, 46263, 57278, 59481, 61684, 79308, 85917, 92526, 114556, 118962, 138789, 171834, 185052, 200473, 237924, 257751, 277578, 343668, 400946, 416367, 515502, 555156, 601419, 773253, 801892, 832734, 1031004, 1202838, 1546506, 1665468, 1804257, 2405676, 3093012, 3608514, 5412771, 7217028, 10825542, 21651084]

約数ペア:

[(1, 21651084), (2, 10825542), (3, 7217028), (4, 5412771), (6, 3608514), (7, 3093012), (9, 2405676), (12, 1804257), (13, 1665468), (14, 1546506), (18, 1202838), (21, 1031004), (26, 832734), (27, 801892), (28, 773253), (36, 601419), (39, 555156), (42, 515502), (52, 416367), (54, 400946), (63, 343668), (78, 277578), (84, 257751), (91, 237924), (108, 200473), (117, 185052), (126, 171834), (156, 138789), (182, 118962), (189, 114556), (234, 92526), (252, 85917), (273, 79308), (351, 61684), (364, 59481), (378, 57278), (468, 46263), (546, 39654), (702, 30842), (756, 28639), (819, 26436), (1092, 19827), (1404, 15421), (1638, 13218), (2203, 9828), (2457, 8812), (3276, 6609), (4406, 4914)]