21734505

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 41395536

約数和(自身を除く): 19661031

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 585, 689, 701, 795, 2067, 2103, 2385, 3445, 3505, 6201, 6309, 9113, 10335, 10515, 27339, 31005, 31545, 37153, 45565, 82017, 111459, 136695, 185765, 334377, 410085, 482989, 557295, 1448967, 1671885, 2414945, 4346901, 7244835, 21734505]

約数ペア:

[(1, 21734505), (3, 7244835), (5, 4346901), (9, 2414945), (13, 1671885), (15, 1448967), (39, 557295), (45, 482989), (53, 410085), (65, 334377), (117, 185765), (159, 136695), (195, 111459), (265, 82017), (477, 45565), (585, 37153), (689, 31545), (701, 31005), (795, 27339), (2067, 10515), (2103, 10335), (2385, 9113), (3445, 6309), (3505, 6201)]