21917640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9613}}^1$

素因数の和:9646

約数の個数: 64

約数和(自身を含む): 69220800

約数和(自身を除く): 47303160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 9613, 19226, 28839, 38452, 48065, 57678, 76904, 96130, 115356, 144195, 182647, 192260, 230712, 288390, 365294, 384520, 547941, 576780, 730588, 913235, 1095882, 1153560, 1461176, 1826470, 2191764, 2739705, 3652940, 4383528, 5479410, 7305880, 10958820, 21917640]

約数ペア:

[(1, 21917640), (2, 10958820), (3, 7305880), (4, 5479410), (5, 4383528), (6, 3652940), (8, 2739705), (10, 2191764), (12, 1826470), (15, 1461176), (19, 1153560), (20, 1095882), (24, 913235), (30, 730588), (38, 576780), (40, 547941), (57, 384520), (60, 365294), (76, 288390), (95, 230712), (114, 192260), (120, 182647), (152, 144195), (190, 115356), (228, 96130), (285, 76904), (380, 57678), (456, 48065), (570, 38452), (760, 28839), (1140, 19226), (2280, 9613)]