21412680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178439}}^1$

素因数の和:178453

約数の個数: 32

約数和(自身を含む): 64238400

約数和(自身を除く): 42825720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178439, 356878, 535317, 713756, 892195, 1070634, 1427512, 1784390, 2141268, 2676585, 3568780, 4282536, 5353170, 7137560, 10706340, 21412680]

約数ペア:

[(1, 21412680), (2, 10706340), (3, 7137560), (4, 5353170), (5, 4282536), (6, 3568780), (8, 2676585), (10, 2141268), (12, 1784390), (15, 1427512), (20, 1070634), (24, 892195), (30, 713756), (40, 535317), (60, 356878), (120, 178439)]