21702060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40189}}^1$

素因数の和:40207

約数の個数: 48

約数和(自身を含む): 67519200

約数和(自身を除く): 45817140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40189, 80378, 120567, 160756, 200945, 241134, 361701, 401890, 482268, 602835, 723402, 803780, 1085103, 1205670, 1446804, 1808505, 2170206, 2411340, 3617010, 4340412, 5425515, 7234020, 10851030, 21702060]

約数ペア:

[(1, 21702060), (2, 10851030), (3, 7234020), (4, 5425515), (5, 4340412), (6, 3617010), (9, 2411340), (10, 2170206), (12, 1808505), (15, 1446804), (18, 1205670), (20, 1085103), (27, 803780), (30, 723402), (36, 602835), (45, 482268), (54, 401890), (60, 361701), (90, 241134), (108, 200945), (135, 160756), (180, 120567), (270, 80378), (540, 40189)]