2113121428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1\times {\mathrm{883}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 4078436544

約数和(自身を除く): 1965315116

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 397, 548, 794, 883, 1507, 1588, 1766, 3014, 3532, 4367, 6028, 8734, 9713, 17468, 19426, 38852, 54389, 108778, 120971, 217556, 241942, 350551, 483884, 598279, 701102, 1196558, 1330681, 1402204, 2393116, 2661362, 3856061, 5322724, 7712122, 15424244, 48025487, 96050974, 192101948, 528280357, 1056560714, 2113121428]

約数ペア:

[(1, 2113121428), (2, 1056560714), (4, 528280357), (11, 192101948), (22, 96050974), (44, 48025487), (137, 15424244), (274, 7712122), (397, 5322724), (548, 3856061), (794, 2661362), (883, 2393116), (1507, 1402204), (1588, 1330681), (1766, 1196558), (3014, 701102), (3532, 598279), (4367, 483884), (6028, 350551), (8734, 241942), (9713, 217556), (17468, 120971), (19426, 108778), (38852, 54389)]