21344430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 53913600

約数和(自身を除く): 32569170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 59, 62, 93, 118, 155, 177, 186, 295, 310, 354, 389, 465, 590, 778, 885, 930, 1167, 1770, 1829, 1945, 2334, 3658, 3890, 5487, 5835, 9145, 10974, 11670, 12059, 18290, 22951, 24118, 27435, 36177, 45902, 54870, 60295, 68853, 72354, 114755, 120590, 137706, 180885, 229510, 344265, 361770, 688530, 711481, 1422962, 2134443, 3557405, 4268886, 7114810, 10672215, 21344430]

約数ペア:

[(1, 21344430), (2, 10672215), (3, 7114810), (5, 4268886), (6, 3557405), (10, 2134443), (15, 1422962), (30, 711481), (31, 688530), (59, 361770), (62, 344265), (93, 229510), (118, 180885), (155, 137706), (177, 120590), (186, 114755), (295, 72354), (310, 68853), (354, 60295), (389, 54870), (465, 45902), (590, 36177), (778, 27435), (885, 24118), (930, 22951), (1167, 18290), (1770, 12059), (1829, 11670), (1945, 10974), (2334, 9145), (3658, 5835), (3890, 5487)]