21237660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 67173120

約数和(自身を除く): 45935460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 540, 587, 603, 670, 804, 1005, 1174, 1206, 1340, 1761, 1809, 2010, 2348, 2412, 2935, 3015, 3522, 3618, 4020, 5283, 5870, 6030, 7044, 7236, 8805, 9045, 10566, 11740, 12060, 15849, 17610, 18090, 21132, 26415, 31698, 35220, 36180, 39329, 52830, 63396, 78658, 79245, 105660, 117987, 157316, 158490, 196645, 235974, 316980, 353961, 393290, 471948, 589935, 707922, 786580, 1061883, 1179870, 1415844, 1769805, 2123766, 2359740, 3539610, 4247532, 5309415, 7079220, 10618830, 21237660]

約数ペア:

[(1, 21237660), (2, 10618830), (3, 7079220), (4, 5309415), (5, 4247532), (6, 3539610), (9, 2359740), (10, 2123766), (12, 1769805), (15, 1415844), (18, 1179870), (20, 1061883), (27, 786580), (30, 707922), (36, 589935), (45, 471948), (54, 393290), (60, 353961), (67, 316980), (90, 235974), (108, 196645), (134, 158490), (135, 157316), (180, 117987), (201, 105660), (268, 79245), (270, 78658), (335, 63396), (402, 52830), (540, 39329), (587, 36180), (603, 35220), (670, 31698), (804, 26415), (1005, 21132), (1174, 18090), (1206, 17610), (1340, 15849), (1761, 12060), (1809, 11740), (2010, 10566), (2348, 9045), (2412, 8805), (2935, 7236), (3015, 7044), (3522, 6030), (3618, 5870), (4020, 5283)]