21928050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 62198400

約数和(自身を除く): 40270350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 37, 45, 50, 54, 74, 75, 90, 111, 135, 150, 185, 222, 225, 270, 333, 370, 439, 450, 555, 666, 675, 878, 925, 999, 1110, 1317, 1350, 1665, 1850, 1998, 2195, 2634, 2775, 3330, 3951, 4390, 4995, 5550, 6585, 7902, 8325, 9990, 10975, 11853, 13170, 16243, 16650, 19755, 21950, 23706, 24975, 32486, 32925, 39510, 48729, 49950, 59265, 65850, 81215, 97458, 98775, 118530, 146187, 162430, 197550, 243645, 292374, 296325, 406075, 438561, 487290, 592650, 730935, 812150, 877122, 1218225, 1461870, 2192805, 2436450, 3654675, 4385610, 7309350, 10964025, 21928050]

約数ペア:

[(1, 21928050), (2, 10964025), (3, 7309350), (5, 4385610), (6, 3654675), (9, 2436450), (10, 2192805), (15, 1461870), (18, 1218225), (25, 877122), (27, 812150), (30, 730935), (37, 592650), (45, 487290), (50, 438561), (54, 406075), (74, 296325), (75, 292374), (90, 243645), (111, 197550), (135, 162430), (150, 146187), (185, 118530), (222, 98775), (225, 97458), (270, 81215), (333, 65850), (370, 59265), (439, 49950), (450, 48729), (555, 39510), (666, 32925), (675, 32486), (878, 24975), (925, 23706), (999, 21950), (1110, 19755), (1317, 16650), (1350, 16243), (1665, 13170), (1850, 11853), (1998, 10975), (2195, 9990), (2634, 8325), (2775, 7902), (3330, 6585), (3951, 5550), (4390, 4995)]