21442770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2677}}^1$

素因数の和:2779

約数の個数: 48

約数和(自身を含む): 56398680

約数和(自身を除く): 34955910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 2677, 4005, 5354, 8010, 8031, 13385, 16062, 24093, 26770, 40155, 48186, 80310, 120465, 238253, 240930, 476506, 714759, 1191265, 1429518, 2144277, 2382530, 3573795, 4288554, 7147590, 10721385, 21442770]

約数ペア:

[(1, 21442770), (2, 10721385), (3, 7147590), (5, 4288554), (6, 3573795), (9, 2382530), (10, 2144277), (15, 1429518), (18, 1191265), (30, 714759), (45, 476506), (89, 240930), (90, 238253), (178, 120465), (267, 80310), (445, 48186), (534, 40155), (801, 26770), (890, 24093), (1335, 16062), (1602, 13385), (2670, 8031), (2677, 8010), (4005, 5354)]