21184284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 56052864

約数和(自身を除く): 34868580

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 167, 186, 334, 341, 372, 501, 668, 682, 961, 1002, 1023, 1364, 1837, 1922, 2004, 2046, 2883, 3674, 3844, 4092, 5177, 5511, 5766, 7348, 10354, 10571, 11022, 11532, 15531, 20708, 21142, 22044, 31062, 31713, 42284, 56947, 62124, 63426, 113894, 126852, 160487, 170841, 227788, 320974, 341682, 481461, 641948, 683364, 962922, 1765357, 1925844, 3530714, 5296071, 7061428, 10592142, 21184284]

約数ペア:

[(1, 21184284), (2, 10592142), (3, 7061428), (4, 5296071), (6, 3530714), (11, 1925844), (12, 1765357), (22, 962922), (31, 683364), (33, 641948), (44, 481461), (62, 341682), (66, 320974), (93, 227788), (124, 170841), (132, 160487), (167, 126852), (186, 113894), (334, 63426), (341, 62124), (372, 56947), (501, 42284), (668, 31713), (682, 31062), (961, 22044), (1002, 21142), (1023, 20708), (1364, 15531), (1837, 11532), (1922, 11022), (2004, 10571), (2046, 10354), (2883, 7348), (3674, 5766), (3844, 5511), (4092, 5177)]