21417450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 58014144

約数和(自身を除く): 36596694

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 37, 50, 51, 74, 75, 85, 102, 111, 150, 170, 185, 222, 227, 255, 370, 425, 454, 510, 555, 629, 681, 850, 925, 1110, 1135, 1258, 1275, 1362, 1850, 1887, 2270, 2550, 2775, 3145, 3405, 3774, 3859, 5550, 5675, 6290, 6810, 7718, 8399, 9435, 11350, 11577, 15725, 16798, 17025, 18870, 19295, 23154, 25197, 31450, 34050, 38590, 41995, 47175, 50394, 57885, 83990, 94350, 96475, 115770, 125985, 142783, 192950, 209975, 251970, 285566, 289425, 419950, 428349, 578850, 629925, 713915, 856698, 1259850, 1427830, 2141745, 3569575, 4283490, 7139150, 10708725, 21417450]

約数ペア:

[(1, 21417450), (2, 10708725), (3, 7139150), (5, 4283490), (6, 3569575), (10, 2141745), (15, 1427830), (17, 1259850), (25, 856698), (30, 713915), (34, 629925), (37, 578850), (50, 428349), (51, 419950), (74, 289425), (75, 285566), (85, 251970), (102, 209975), (111, 192950), (150, 142783), (170, 125985), (185, 115770), (222, 96475), (227, 94350), (255, 83990), (370, 57885), (425, 50394), (454, 47175), (510, 41995), (555, 38590), (629, 34050), (681, 31450), (850, 25197), (925, 23154), (1110, 19295), (1135, 18870), (1258, 17025), (1275, 16798), (1362, 15725), (1850, 11577), (1887, 11350), (2270, 9435), (2550, 8399), (2775, 7718), (3145, 6810), (3405, 6290), (3774, 5675), (3859, 5550)]