21587076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5039}}^1$

素因数の和:5073

約数の個数: 72

約数和(自身を含む): 66044160

約数和(自身を除く): 44457084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 476, 612, 714, 1071, 1428, 2142, 4284, 5039, 10078, 15117, 20156, 30234, 35273, 45351, 60468, 70546, 85663, 90702, 105819, 141092, 171326, 181404, 211638, 256989, 317457, 342652, 423276, 513978, 599641, 634914, 770967, 1027956, 1199282, 1269828, 1541934, 1798923, 2398564, 3083868, 3597846, 5396769, 7195692, 10793538, 21587076]

約数ペア:

[(1, 21587076), (2, 10793538), (3, 7195692), (4, 5396769), (6, 3597846), (7, 3083868), (9, 2398564), (12, 1798923), (14, 1541934), (17, 1269828), (18, 1199282), (21, 1027956), (28, 770967), (34, 634914), (36, 599641), (42, 513978), (51, 423276), (63, 342652), (68, 317457), (84, 256989), (102, 211638), (119, 181404), (126, 171326), (153, 141092), (204, 105819), (238, 90702), (252, 85663), (306, 70546), (357, 60468), (476, 45351), (612, 35273), (714, 30234), (1071, 20156), (1428, 15117), (2142, 10078), (4284, 5039)]