21642126

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 50388480

約数和(自身を除く): 28746354

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 53, 66, 69, 106, 138, 159, 253, 269, 318, 506, 538, 583, 759, 807, 1166, 1219, 1518, 1614, 1749, 2438, 2959, 3498, 3657, 5918, 6187, 7314, 8877, 12374, 13409, 14257, 17754, 18561, 26818, 28514, 37122, 40227, 42771, 68057, 80454, 85542, 136114, 156827, 204171, 313654, 327911, 408342, 470481, 655822, 940962, 983733, 1967466, 3607021, 7214042, 10821063, 21642126]

約数ペア:

[(1, 21642126), (2, 10821063), (3, 7214042), (6, 3607021), (11, 1967466), (22, 983733), (23, 940962), (33, 655822), (46, 470481), (53, 408342), (66, 327911), (69, 313654), (106, 204171), (138, 156827), (159, 136114), (253, 85542), (269, 80454), (318, 68057), (506, 42771), (538, 40227), (583, 37122), (759, 28514), (807, 26818), (1166, 18561), (1219, 17754), (1518, 14257), (1614, 13409), (1749, 12374), (2438, 8877), (2959, 7314), (3498, 6187), (3657, 5918)]