21484596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1019}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 36092364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251, 502, 753, 1004, 1019, 1506, 1757, 2038, 3012, 3057, 3514, 4076, 5271, 6114, 7028, 7133, 10542, 12228, 14266, 21084, 21399, 28532, 42798, 85596, 255769, 511538, 767307, 1023076, 1534614, 1790383, 3069228, 3580766, 5371149, 7161532, 10742298, 21484596]

約数ペア:

[(1, 21484596), (2, 10742298), (3, 7161532), (4, 5371149), (6, 3580766), (7, 3069228), (12, 1790383), (14, 1534614), (21, 1023076), (28, 767307), (42, 511538), (84, 255769), (251, 85596), (502, 42798), (753, 28532), (1004, 21399), (1019, 21084), (1506, 14266), (1757, 12228), (2038, 10542), (3012, 7133), (3057, 7028), (3514, 6114), (4076, 5271)]