21872430

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{9001}}^1$

素因数の和:9023

約数の個数: 48

約数和(自身を含む): 58981104

約数和(自身を除く): 37108674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 9001, 18002, 27003, 45005, 54006, 81009, 90010, 135015, 162018, 243027, 270030, 405045, 486054, 729081, 810090, 1215135, 1458162, 2187243, 2430270, 3645405, 4374486, 7290810, 10936215, 21872430]

約数ペア:

[(1, 21872430), (2, 10936215), (3, 7290810), (5, 4374486), (6, 3645405), (9, 2430270), (10, 2187243), (15, 1458162), (18, 1215135), (27, 810090), (30, 729081), (45, 486054), (54, 405045), (81, 270030), (90, 243027), (135, 162018), (162, 135015), (243, 90010), (270, 81009), (405, 54006), (486, 45005), (810, 27003), (1215, 18002), (2430, 9001)]