21604950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1230

約数の個数: 72

約数和(自身を含む): 59511816

約数和(自身を除く): 37906866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 41, 45, 50, 75, 82, 90, 123, 150, 205, 225, 246, 369, 410, 450, 615, 738, 1025, 1171, 1230, 1845, 2050, 2342, 3075, 3513, 3690, 5855, 6150, 7026, 9225, 10539, 11710, 17565, 18450, 21078, 29275, 35130, 48011, 52695, 58550, 87825, 96022, 105390, 144033, 175650, 240055, 263475, 288066, 432099, 480110, 526950, 720165, 864198, 1200275, 1440330, 2160495, 2400550, 3600825, 4320990, 7201650, 10802475, 21604950]

約数ペア:

[(1, 21604950), (2, 10802475), (3, 7201650), (5, 4320990), (6, 3600825), (9, 2400550), (10, 2160495), (15, 1440330), (18, 1200275), (25, 864198), (30, 720165), (41, 526950), (45, 480110), (50, 432099), (75, 288066), (82, 263475), (90, 240055), (123, 175650), (150, 144033), (205, 105390), (225, 96022), (246, 87825), (369, 58550), (410, 52695), (450, 48011), (615, 35130), (738, 29275), (1025, 21078), (1171, 18450), (1230, 17565), (1845, 11710), (2050, 10539), (2342, 9225), (3075, 7026), (3513, 6150), (3690, 5855)]