21842436

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{307}}^1$

素因数の和:350

約数の個数: 108

約数和(自身を含む): 65378544

約数和(自身を除く): 43536108

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 121, 132, 147, 154, 196, 231, 242, 294, 307, 308, 363, 462, 484, 539, 588, 614, 726, 847, 921, 924, 1078, 1228, 1452, 1617, 1694, 1842, 2149, 2156, 2541, 3234, 3377, 3388, 3684, 4298, 5082, 5929, 6447, 6468, 6754, 8596, 10131, 10164, 11858, 12894, 13508, 15043, 17787, 20262, 23639, 23716, 25788, 30086, 35574, 37147, 40524, 45129, 47278, 60172, 70917, 71148, 74294, 90258, 94556, 111441, 141834, 148588, 165473, 180516, 222882, 260029, 283668, 330946, 445764, 496419, 520058, 661892, 780087, 992838, 1040116, 1560174, 1820203, 1985676, 3120348, 3640406, 5460609, 7280812, 10921218, 21842436]

約数ペア:

[(1, 21842436), (2, 10921218), (3, 7280812), (4, 5460609), (6, 3640406), (7, 3120348), (11, 1985676), (12, 1820203), (14, 1560174), (21, 1040116), (22, 992838), (28, 780087), (33, 661892), (42, 520058), (44, 496419), (49, 445764), (66, 330946), (77, 283668), (84, 260029), (98, 222882), (121, 180516), (132, 165473), (147, 148588), (154, 141834), (196, 111441), (231, 94556), (242, 90258), (294, 74294), (307, 71148), (308, 70917), (363, 60172), (462, 47278), (484, 45129), (539, 40524), (588, 37147), (614, 35574), (726, 30086), (847, 25788), (921, 23716), (924, 23639), (1078, 20262), (1228, 17787), (1452, 15043), (1617, 13508), (1694, 12894), (1842, 11858), (2149, 10164), (2156, 10131), (2541, 8596), (3234, 6754), (3377, 6468), (3388, 6447), (3684, 5929), (4298, 5082)]