21464110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{653}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 40966560

約数和(自身を除く): 19502450

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 653, 865, 1306, 1730, 3265, 3287, 6530, 6574, 12407, 16435, 24814, 32870, 62035, 112969, 124070, 225938, 564845, 1129690, 2146411, 4292822, 10732055, 21464110]

約数ペア:

[(1, 21464110), (2, 10732055), (5, 4292822), (10, 2146411), (19, 1129690), (38, 564845), (95, 225938), (173, 124070), (190, 112969), (346, 62035), (653, 32870), (865, 24814), (1306, 16435), (1730, 12407), (3265, 6574), (3287, 6530)]