21411120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89213}}^1$

素因数の和:89229

約数の個数: 40

約数和(自身を含む): 66375216

約数和(自身を除く): 44964096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 89213, 178426, 267639, 356852, 446065, 535278, 713704, 892130, 1070556, 1338195, 1427408, 1784260, 2141112, 2676390, 3568520, 4282224, 5352780, 7137040, 10705560, 21411120]

約数ペア:

[(1, 21411120), (2, 10705560), (3, 7137040), (4, 5352780), (5, 4282224), (6, 3568520), (8, 2676390), (10, 2141112), (12, 1784260), (15, 1427408), (16, 1338195), (20, 1070556), (24, 892130), (30, 713704), (40, 535278), (48, 446065), (60, 356852), (80, 267639), (120, 178426), (240, 89213)]