21889764

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{5197}}^1$

素因数の和:5226

約数の個数: 60

約数和(自身を含む): 61637884

約数和(自身を除く): 39748120

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 5197, 10394, 15591, 20788, 31182, 46773, 62364, 67561, 93546, 135122, 140319, 187092, 202683, 270244, 280638, 405366, 420957, 561276, 608049, 810732, 841914, 1216098, 1683828, 1824147, 2432196, 3648294, 5472441, 7296588, 10944882, 21889764]

約数ペア:

[(1, 21889764), (2, 10944882), (3, 7296588), (4, 5472441), (6, 3648294), (9, 2432196), (12, 1824147), (13, 1683828), (18, 1216098), (26, 841914), (27, 810732), (36, 608049), (39, 561276), (52, 420957), (54, 405366), (78, 280638), (81, 270244), (108, 202683), (117, 187092), (156, 140319), (162, 135122), (234, 93546), (324, 67561), (351, 62364), (468, 46773), (702, 31182), (1053, 20788), (1404, 15591), (2106, 10394), (4212, 5197)]