21934380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 67370688

約数和(自身を除く): 45436308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 183, 195, 244, 260, 305, 366, 390, 461, 610, 732, 780, 793, 915, 922, 1220, 1383, 1586, 1830, 1844, 2305, 2379, 2766, 3172, 3660, 3965, 4610, 4758, 5532, 5993, 6915, 7930, 9220, 9516, 11895, 11986, 13830, 15860, 17979, 23790, 23972, 27660, 28121, 29965, 35958, 47580, 56242, 59930, 71916, 84363, 89895, 112484, 119860, 140605, 168726, 179790, 281210, 337452, 359580, 365573, 421815, 562420, 731146, 843630, 1096719, 1462292, 1687260, 1827865, 2193438, 3655730, 4386876, 5483595, 7311460, 10967190, 21934380]

約数ペア:

[(1, 21934380), (2, 10967190), (3, 7311460), (4, 5483595), (5, 4386876), (6, 3655730), (10, 2193438), (12, 1827865), (13, 1687260), (15, 1462292), (20, 1096719), (26, 843630), (30, 731146), (39, 562420), (52, 421815), (60, 365573), (61, 359580), (65, 337452), (78, 281210), (122, 179790), (130, 168726), (156, 140605), (183, 119860), (195, 112484), (244, 89895), (260, 84363), (305, 71916), (366, 59930), (390, 56242), (461, 47580), (610, 35958), (732, 29965), (780, 28121), (793, 27660), (915, 23972), (922, 23790), (1220, 17979), (1383, 15860), (1586, 13830), (1830, 11986), (1844, 11895), (2305, 9516), (2379, 9220), (2766, 7930), (3172, 6915), (3660, 5993), (3965, 5532), (4610, 4758)]