21290676

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 57716736

約数和(自身を除く): 36426060

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 43, 44, 62, 66, 86, 93, 121, 124, 129, 132, 172, 186, 242, 258, 341, 363, 372, 473, 484, 516, 682, 726, 946, 1023, 1331, 1333, 1364, 1419, 1452, 1892, 2046, 2662, 2666, 2838, 3751, 3993, 3999, 4092, 5203, 5324, 5332, 5676, 7502, 7986, 7998, 10406, 11253, 14663, 15004, 15609, 15972, 15996, 20812, 22506, 29326, 31218, 41261, 43989, 45012, 57233, 58652, 62436, 82522, 87978, 114466, 123783, 161293, 165044, 171699, 175956, 228932, 247566, 322586, 343398, 483879, 495132, 645172, 686796, 967758, 1774223, 1935516, 3548446, 5322669, 7096892, 10645338, 21290676]

約数ペア:

[(1, 21290676), (2, 10645338), (3, 7096892), (4, 5322669), (6, 3548446), (11, 1935516), (12, 1774223), (22, 967758), (31, 686796), (33, 645172), (43, 495132), (44, 483879), (62, 343398), (66, 322586), (86, 247566), (93, 228932), (121, 175956), (124, 171699), (129, 165044), (132, 161293), (172, 123783), (186, 114466), (242, 87978), (258, 82522), (341, 62436), (363, 58652), (372, 57233), (473, 45012), (484, 43989), (516, 41261), (682, 31218), (726, 29326), (946, 22506), (1023, 20812), (1331, 15996), (1333, 15972), (1364, 15609), (1419, 15004), (1452, 14663), (1892, 11253), (2046, 10406), (2662, 7998), (2666, 7986), (2838, 7502), (3751, 5676), (3993, 5332), (3999, 5324), (4092, 5203)]