21780048

素因数分解:

$2^4\times 3^1\times {\mathrm{587}}^1\times {\mathrm{773}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 56433888

約数和(自身を除く): 34653840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 587, 773, 1174, 1546, 1761, 2319, 2348, 3092, 3522, 4638, 4696, 6184, 7044, 9276, 9392, 12368, 14088, 18552, 28176, 37104, 453751, 907502, 1361253, 1815004, 2722506, 3630008, 5445012, 7260016, 10890024, 21780048]

約数ペア:

[(1, 21780048), (2, 10890024), (3, 7260016), (4, 5445012), (6, 3630008), (8, 2722506), (12, 1815004), (16, 1361253), (24, 907502), (48, 453751), (587, 37104), (773, 28176), (1174, 18552), (1546, 14088), (1761, 12368), (2319, 9392), (2348, 9276), (3092, 7044), (3522, 6184), (4638, 4696)]