10921218

素因数分解:

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

素因数の和:348

約数の個数: 72

約数和(自身を含む): 28019376

約数和(自身を除く): 17098158

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 121, 147, 154, 231, 242, 294, 307, 363, 462, 539, 614, 726, 847, 921, 1078, 1617, 1694, 1842, 2149, 2541, 3234, 3377, 4298, 5082, 5929, 6447, 6754, 10131, 11858, 12894, 15043, 17787, 20262, 23639, 30086, 35574, 37147, 45129, 47278, 70917, 74294, 90258, 111441, 141834, 165473, 222882, 260029, 330946, 496419, 520058, 780087, 992838, 1560174, 1820203, 3640406, 5460609, 10921218]

約数ペア:

[(1, 10921218), (2, 5460609), (3, 3640406), (6, 1820203), (7, 1560174), (11, 992838), (14, 780087), (21, 520058), (22, 496419), (33, 330946), (42, 260029), (49, 222882), (66, 165473), (77, 141834), (98, 111441), (121, 90258), (147, 74294), (154, 70917), (231, 47278), (242, 45129), (294, 37147), (307, 35574), (363, 30086), (462, 23639), (539, 20262), (614, 17787), (726, 15043), (847, 12894), (921, 11858), (1078, 10131), (1617, 6754), (1694, 6447), (1842, 5929), (2149, 5082), (2541, 4298), (3234, 3377)]