2021018524

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3137}}^1$

素因数の和:3347

約数の個数: 72

約数和(自身を含む): 4357175760

約数和(自身を除く): 2336157236

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 173, 196, 266, 346, 532, 692, 931, 1211, 1862, 2422, 3137, 3287, 3724, 4844, 6274, 6574, 8477, 12548, 13148, 16954, 21959, 23009, 33908, 43918, 46018, 59603, 87836, 92036, 119206, 153713, 161063, 238412, 307426, 322126, 417221, 542701, 614852, 644252, 834442, 1085402, 1668884, 2170804, 2920547, 3798907, 5841094, 7597814, 10311319, 11682188, 15195628, 20622638, 26592349, 41245276, 53184698, 72179233, 106369396, 144358466, 288716932, 505254631, 1010509262, 2021018524]

約数ペア:

[(1, 2021018524), (2, 1010509262), (4, 505254631), (7, 288716932), (14, 144358466), (19, 106369396), (28, 72179233), (38, 53184698), (49, 41245276), (76, 26592349), (98, 20622638), (133, 15195628), (173, 11682188), (196, 10311319), (266, 7597814), (346, 5841094), (532, 3798907), (692, 2920547), (931, 2170804), (1211, 1668884), (1862, 1085402), (2422, 834442), (3137, 644252), (3287, 614852), (3724, 542701), (4844, 417221), (6274, 322126), (6574, 307426), (8477, 238412), (12548, 161063), (13148, 153713), (16954, 119206), (21959, 92036), (23009, 87836), (33908, 59603), (43918, 46018)]