21610992

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 80

約数和(自身を含む): 61246080

約数和(自身を除く): 39635088

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 59, 78, 104, 118, 156, 177, 208, 236, 312, 354, 472, 587, 624, 708, 767, 944, 1174, 1416, 1534, 1761, 2301, 2348, 2832, 3068, 3522, 4602, 4696, 6136, 7044, 7631, 9204, 9392, 12272, 14088, 15262, 18408, 22893, 28176, 30524, 34633, 36816, 45786, 61048, 69266, 91572, 103899, 122096, 138532, 183144, 207798, 277064, 366288, 415596, 450229, 554128, 831192, 900458, 1350687, 1662384, 1800916, 2701374, 3601832, 5402748, 7203664, 10805496, 21610992]

約数ペア:

[(1, 21610992), (2, 10805496), (3, 7203664), (4, 5402748), (6, 3601832), (8, 2701374), (12, 1800916), (13, 1662384), (16, 1350687), (24, 900458), (26, 831192), (39, 554128), (48, 450229), (52, 415596), (59, 366288), (78, 277064), (104, 207798), (118, 183144), (156, 138532), (177, 122096), (208, 103899), (236, 91572), (312, 69266), (354, 61048), (472, 45786), (587, 36816), (624, 34633), (708, 30524), (767, 28176), (944, 22893), (1174, 18408), (1416, 15262), (1534, 14088), (1761, 12272), (2301, 9392), (2348, 9204), (2832, 7631), (3068, 7044), (3522, 6136), (4602, 4696)]