21957300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 108

約数和(自身を含む): 71134336

約数和(自身を除く): 49177036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 787, 900, 930, 1116, 1395, 1550, 1574, 1860, 2325, 2361, 2790, 3100, 3148, 3935, 4650, 4722, 5580, 6975, 7083, 7870, 9300, 9444, 11805, 13950, 14166, 15740, 19675, 23610, 24397, 27900, 28332, 35415, 39350, 47220, 48794, 59025, 70830, 73191, 78700, 97588, 118050, 121985, 141660, 146382, 177075, 219573, 236100, 243970, 292764, 354150, 365955, 439146, 487940, 609925, 708300, 731910, 878292, 1097865, 1219850, 1463820, 1829775, 2195730, 2439700, 3659550, 4391460, 5489325, 7319100, 10978650, 21957300]

約数ペア:

[(1, 21957300), (2, 10978650), (3, 7319100), (4, 5489325), (5, 4391460), (6, 3659550), (9, 2439700), (10, 2195730), (12, 1829775), (15, 1463820), (18, 1219850), (20, 1097865), (25, 878292), (30, 731910), (31, 708300), (36, 609925), (45, 487940), (50, 439146), (60, 365955), (62, 354150), (75, 292764), (90, 243970), (93, 236100), (100, 219573), (124, 177075), (150, 146382), (155, 141660), (180, 121985), (186, 118050), (225, 97588), (279, 78700), (300, 73191), (310, 70830), (372, 59025), (450, 48794), (465, 47220), (558, 39350), (620, 35415), (775, 28332), (787, 27900), (900, 24397), (930, 23610), (1116, 19675), (1395, 15740), (1550, 14166), (1574, 13950), (1860, 11805), (2325, 9444), (2361, 9300), (2790, 7870), (3100, 7083), (3148, 6975), (3935, 5580), (4650, 4722)]