21410948

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1667}}^1$

素因数の和:1716

約数の個数: 36

約数和(自身を含む): 42734160

約数和(自身を除く): 21323212

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 1667, 3211, 3334, 6422, 6668, 12844, 21671, 31673, 43342, 63346, 86684, 126692, 281723, 411749, 563446, 823498, 1126892, 1646996, 5352737, 10705474, 21410948]

約数ペア:

[(1, 21410948), (2, 10705474), (4, 5352737), (13, 1646996), (19, 1126892), (26, 823498), (38, 563446), (52, 411749), (76, 281723), (169, 126692), (247, 86684), (338, 63346), (494, 43342), (676, 31673), (988, 21671), (1667, 12844), (3211, 6668), (3334, 6422)]