21961944

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1597}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 59829120

約数和(自身を除く): 37867176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1528, 1597, 1719, 2292, 3194, 3438, 4584, 4791, 6388, 6876, 9582, 12776, 13752, 14373, 19164, 28746, 38328, 57492, 114984, 305027, 610054, 915081, 1220108, 1830162, 2440216, 2745243, 3660324, 5490486, 7320648, 10980972, 21961944]

約数ペア:

[(1, 21961944), (2, 10980972), (3, 7320648), (4, 5490486), (6, 3660324), (8, 2745243), (9, 2440216), (12, 1830162), (18, 1220108), (24, 915081), (36, 610054), (72, 305027), (191, 114984), (382, 57492), (573, 38328), (764, 28746), (1146, 19164), (1528, 14373), (1597, 13752), (1719, 12776), (2292, 9582), (3194, 6876), (3438, 6388), (4584, 4791)]