16842420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13367}}^1$

素因数の和:13389

約数の個数: 72

約数和(自身を含む): 58391424

約数和(自身を除く): 41549004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 13367, 26734, 40101, 53468, 66835, 80202, 93569, 120303, 133670, 160404, 187138, 200505, 240606, 267340, 280707, 374276, 401010, 467845, 481212, 561414, 601515, 802020, 842121, 935690, 1122828, 1203030, 1403535, 1684242, 1871380, 2406060, 2807070, 3368484, 4210605, 5614140, 8421210, 16842420]

約数ペア:

[(1, 16842420), (2, 8421210), (3, 5614140), (4, 4210605), (5, 3368484), (6, 2807070), (7, 2406060), (9, 1871380), (10, 1684242), (12, 1403535), (14, 1203030), (15, 1122828), (18, 935690), (20, 842121), (21, 802020), (28, 601515), (30, 561414), (35, 481212), (36, 467845), (42, 401010), (45, 374276), (60, 280707), (63, 267340), (70, 240606), (84, 200505), (90, 187138), (105, 160404), (126, 133670), (140, 120303), (180, 93569), (210, 80202), (252, 66835), (315, 53468), (420, 40101), (630, 26734), (1260, 13367)]