21441780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{673}}^1$

素因数の和:750

約数の個数: 96

約数和(自身を含む): 67939200

約数和(自身を除く): 46497420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 90, 108, 118, 135, 177, 180, 236, 270, 295, 354, 531, 540, 590, 673, 708, 885, 1062, 1180, 1346, 1593, 1770, 2019, 2124, 2655, 2692, 3186, 3365, 3540, 4038, 5310, 6057, 6372, 6730, 7965, 8076, 10095, 10620, 12114, 13460, 15930, 18171, 20190, 24228, 30285, 31860, 36342, 39707, 40380, 60570, 72684, 79414, 90855, 119121, 121140, 158828, 181710, 198535, 238242, 357363, 363420, 397070, 476484, 595605, 714726, 794140, 1072089, 1191210, 1429452, 1786815, 2144178, 2382420, 3573630, 4288356, 5360445, 7147260, 10720890, 21441780]

約数ペア:

[(1, 21441780), (2, 10720890), (3, 7147260), (4, 5360445), (5, 4288356), (6, 3573630), (9, 2382420), (10, 2144178), (12, 1786815), (15, 1429452), (18, 1191210), (20, 1072089), (27, 794140), (30, 714726), (36, 595605), (45, 476484), (54, 397070), (59, 363420), (60, 357363), (90, 238242), (108, 198535), (118, 181710), (135, 158828), (177, 121140), (180, 119121), (236, 90855), (270, 79414), (295, 72684), (354, 60570), (531, 40380), (540, 39707), (590, 36342), (673, 31860), (708, 30285), (885, 24228), (1062, 20190), (1180, 18171), (1346, 15930), (1593, 13460), (1770, 12114), (2019, 10620), (2124, 10095), (2655, 8076), (2692, 7965), (3186, 6730), (3365, 6372), (3540, 6057), (4038, 5310)]