21169710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8111}}^1$

素因数の和:8153

約数の個数: 48

約数和(自身を含む): 56946240

約数和(自身を除く): 35776530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 8111, 16222, 24333, 40555, 48666, 72999, 81110, 121665, 145998, 235219, 243330, 364995, 470438, 705657, 729990, 1176095, 1411314, 2116971, 2352190, 3528285, 4233942, 7056570, 10584855, 21169710]

約数ペア:

[(1, 21169710), (2, 10584855), (3, 7056570), (5, 4233942), (6, 3528285), (9, 2352190), (10, 2116971), (15, 1411314), (18, 1176095), (29, 729990), (30, 705657), (45, 470438), (58, 364995), (87, 243330), (90, 235219), (145, 145998), (174, 121665), (261, 81110), (290, 72999), (435, 48666), (522, 40555), (870, 24333), (1305, 16222), (2610, 8111)]