21291300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{577}}^1$

素因数の和:638

約数の個数: 108

約数和(自身を含む): 68482596

約数和(自身を除く): 47191296

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 123, 150, 164, 180, 205, 225, 246, 300, 369, 410, 450, 492, 577, 615, 738, 820, 900, 1025, 1154, 1230, 1476, 1731, 1845, 2050, 2308, 2460, 2885, 3075, 3462, 3690, 4100, 5193, 5770, 6150, 6924, 7380, 8655, 9225, 10386, 11540, 12300, 14425, 17310, 18450, 20772, 23657, 25965, 28850, 34620, 36900, 43275, 47314, 51930, 57700, 70971, 86550, 94628, 103860, 118285, 129825, 141942, 173100, 212913, 236570, 259650, 283884, 354855, 425826, 473140, 519300, 591425, 709710, 851652, 1064565, 1182850, 1419420, 1774275, 2129130, 2365700, 3548550, 4258260, 5322825, 7097100, 10645650, 21291300]

約数ペア:

[(1, 21291300), (2, 10645650), (3, 7097100), (4, 5322825), (5, 4258260), (6, 3548550), (9, 2365700), (10, 2129130), (12, 1774275), (15, 1419420), (18, 1182850), (20, 1064565), (25, 851652), (30, 709710), (36, 591425), (41, 519300), (45, 473140), (50, 425826), (60, 354855), (75, 283884), (82, 259650), (90, 236570), (100, 212913), (123, 173100), (150, 141942), (164, 129825), (180, 118285), (205, 103860), (225, 94628), (246, 86550), (300, 70971), (369, 57700), (410, 51930), (450, 47314), (492, 43275), (577, 36900), (615, 34620), (738, 28850), (820, 25965), (900, 23657), (1025, 20772), (1154, 18450), (1230, 17310), (1476, 14425), (1731, 12300), (1845, 11540), (2050, 10386), (2308, 9225), (2460, 8655), (2885, 7380), (3075, 6924), (3462, 6150), (3690, 5770), (4100, 5193)]